Zygo Corporation Earnings Release and Conference Call Information

MIDDLEFIELD, CT, Jul 31 (MARKET WIRE) --
Zygo Corporation (NASDAQ: ZIGO): ZYGO's fiscal 2008 fourth-quarter
financial results will be distributed at 4 p.m. Eastern Time on Thursday,
August 14, 2008. A conference call reviewing these results has been
scheduled for 6 p.m. Eastern Time that same evening. The dial-in number
for this call is 800-768-8804. The call will be webcast at www.zygo.com
for 30 days following the call.

Zygo Corporation is a worldwide supplier of optical metrology instruments,
precision optics, and electro-optical design and manufacturing services,
serving customers in the semiconductor capital equipment and industrial
markets.

All statements other than statements of historical fact included in this
news release regarding our financial position, business strategy, plans,
anticipated sales, orders, market acceptance, growth rates, market
opportunities, and objectives of management of the Company for future
operations are forward-looking statements. Forward-looking statements are
intended to provide management's current expectations or plans for the
future operating and financial performance of the Company based upon
information currently available and assumptions currently believed to be
valid. Forward-looking statements can be identified by the use of words
such as "anticipate," "believe," "estimate," "expect," "intend," "plans,"
"strategy," "project," and other words of similar meaning in connection
with a discussion of future operating or financial performance. Actual
results could differ materially from those contemplated by the
forward-looking statements as a result of certain factors. Among the
important factors that could cause actual events to differ materially from
those in the forward-looking statements are fluctuations in capital
spending of our customers, fluctuations in net sales to our major
customer, manufacturing and supplier risks, dependence on timing and
market acceptance of new product development, rapid technological and
market change, risks in international operations, dependence on
proprietary technology and key personnel, length of the sales cycle,
environmental regulations, investment portfolio returns, and fluctuations
in our stock price. Zygo Corporation undertakes no obligation to publicly
update or revise forward-looking statements to reflect events or
circumstances after the date of this news release. Further information on
potential factors that could affect Zygo Corporation's business is
described in our reports on file with the Securities and Exchange
Commission, including our Form 10-K for the fiscal year ended June 30,
2007.

For Further Information Call:
Walter A. Shephard
Vice President Finance, CFO, and Treasurer
Voice: 860-704-3955
Email Contact

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